Special hose for fuel dispenser

I. Hydraulic resistance

II. Technical specifications

III. Testing Methods

1.Hose appearance is inspected as required by GB1189.

2.Hose dimensions are measured as required by GB9573.

3.Hose layer tensile strength, breaking strength, hot air aging performance, inter-layer adhesion and liquid resistant volume expansion are tested as required by GB5562.

4.Ozone resistance is tested as required by GB9571.

5.Hose pressure test and bursting test are done as required by GB5563.

6.Hose conductivity performance is tested as required by GB9572.

 

IV. When tested by the following methods, special hose for fuel dispenser should meet requirements given below: